refactor: 删除无用工具类

youlai-common/common-core/src/main/java/com/youlai/common/util/ImgUtils.java

-package com.youlai.common.util;
-
-import cn.hutool.core.io.FileUtil;
-import cn.hutool.core.util.StrUtil;
-
-/**
- * 文件工具类
- *
- * @author
- * @date 2022/7/17
- */
-public class ImgUtils {
-
-    private static final String[] imgSuffixArr = {"bmp", "dib", "gif", "jfif", "jpe", "jpeg", "jpg", "png", "tif", "tiff", "ico"};
-
-    /**
-     * 是否图片判断
-     *
-     * @param fileName
-     * @return
-     */
-    public static boolean isImg(String fileName) {
-        if (StrUtil.isBlank(fileName)) {
-            return false;
-        }
-
-        String fileSuffix = FileUtil.getSuffix(fileName);
-
-        for (String imgSuffix : imgSuffixArr) {
-            if (fileSuffix.equals(imgSuffix)) {
-                return true;
-            }
-        }
-        return false;
-    }
-
-
-    /**
-     * 根据图片大小设置压缩比
-     *
-     * @param size 图片大小(单位：Bytes)
-     * @return 压缩比例
-     */
-    public static float getCompressQuality(long size) {
-        if (size > 0.1 * 1024 * 1024 && size <= 0.5 * 1024 * 1024) {
-            return 0.8f;
-        } else if (size > 0.5 * 1024 * 1024 && size <= 1 * 1024 * 1024) {
-            return 0.6f;
-        } else if (size > 1 * 1024 * 1024 && size <= 2 * 1024 * 1024) {
-            return 0.4f;
-        } else if (size > 2 * 1024 * 1024 && size <= 5 * 1024 * 1024) {
-            return 0.2f;
-        } else {
-            // 大于5M
-            return 0.1f;
-        }
-    }
-}